Question
Download Solution PDFThree of the following four triads are alike in a certain way as they are formed by performing same mathematical operations among themselves and thus form a group. Which triad does NOT belong to that group?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe logic followed here is:
Logic: (Second number - Third number)2 = First number
- 36 ∶ 13 ∶ 7 → (13 - 7)2 = 62 = 36
- 16 ∶ 9 ∶ 5 → (9 - 5)2 = 42 = 16
- 72 ∶ 16 ∶ 8 → (16 - 8)2 = 82 = 64 ≠ 72
- 1 ∶ 3 ∶ 2 → (3 - 2)2 = 12 = 1
Hence, '72 ∶ 16 ∶ 8' is the correct answer.
Last updated on Jul 12, 2025
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